String snare

A string snare is used by Leo/Pavel and Andrei as children to catch animals, such as cats, to eat. String snares are later found tied around the ankles of murdered children, and have no seemingly apparent purpose to Leo. Leo only later discovers the snares are among the clues that Andrei uses to sign his victims, in order to get Leo to recognize Andrei as the killer, and seek him out to reunite with him.

Serrated blade

A serrated blade is used by Andrei to kill and carve out the stomachs of his victims. He travels with the serrated blade everywhere he goes, explaining it away as necessary to cut the cheap salami his wife buys him and packs him to eat. Having selected and lured away a target, Andrei then knocks out the child, strips the child, and uses the blade to both...